• HVAC Technician 3 - TS /SCI…

    M. C. Dean (Charlottesville, VA)
    …but not limited to, Chiller, IFU, VAV, HVAC Controls, and fire and life safety system sprinkler systems . + Inspect and adjust mechanical equipment and systems ... life safety, automation and controls, audio visual, and IT systems . MC Dean is headquartered in Tysons, Virginia, and...Tysons, Virginia, and employs more than 5,800 professionals who engineer and deploy automated, secure, and resilient power and… more
    M. C. Dean (08/27/25)
    - Related Jobs
  • Software Engineer /Developer III

    Lockheed Martin (Huntsville, AL)
    …Skills:** * Active Secret Clearance * Ability to qualify for a Top Secret Clearance * Software architecture design * Demonstrated usage of programming ... Lockheed Martin Space in Huntsville, AL seeks a level 3 Software Engineer to support our Huntsville...you to develop an understanding of Missile Defense \(MD\) system simulations\. To be successful, you will need to… more
    Lockheed Martin (08/01/25)
    - Related Jobs
  • Cyber Security Specialist 3 - DMV

    M. C. Dean (District Of Columbia, DC)
    3 , IAT (Information Assurance Technical) Level 3 , OR IASAE (Information Assurance System Architect and Engineer ) Level 3 . Familiarity with various ... for long-term system sustainability. Together we are creating the integrated systems and technologies that shape the built and cyber-physical world. **We offer… more
    M. C. Dean (08/30/25)
    - Related Jobs
  • Senior Software Developer - TS /SCI…

    Leidos (Reston, VA)
    …**Required clearance:** Candidates for consideration **must possess an active and in-scope** Top Secret clearance with the ability and willingness to obtain ... **Description** The Mission Solutions Business Area at Leidos seeks a Software Engineer to lead the creation of new software capabilities within a matrixed research… more
    Leidos (09/21/25)
    - Related Jobs
  • Storage Engineer - Active TS /SCI…

    ENS Solutions (Sterling, VA)
    …+ Providing Tier 3 & 4 support to existing storage and backup systems . + Conducting system security engineering activities with a Storage/SAN focus. + ... As a Storage Engineer supporting the Government, you will be trusted...testing, and implementation of next generation Storage and Backup systems , both on and off premise. + Collaborating with… more
    ENS Solutions (09/27/25)
    - Related Jobs
  • Designated Authorizing Official 3

    Amentum (Columbia, MD)
    …Need:** + Eight (8) years of related work experience as an IT Risk Assessor, System Security Engineer , Information Systems Security Manager or DAO. + A ... We are seeking a Designated Authorizing Official (DAO) 3 for a prime contract that is based...Risk Management Framework (RMF) for new and existing information systems and will be expected to maintain Authority to… more
    Amentum (09/25/25)
    - Related Jobs
  • Senior Linux Engineer

    CACI International (Chantilly, VA)
    …* * * **The Opportunity:** CACI is seeking a highly skilled and experienced Tier 3 Linux Engineer to join our team in support of Enterprise Information ... Senior Linux Engineer Job Category: Engineering Time Type: Full time...Time Type: Full time Minimum Clearance Required to Start: TS /SCI with Polygraph Employee Type: Regular Percentage of Travel… more
    CACI International (08/03/25)
    - Related Jobs
  • Systems Engineer , Staff Principal

    BigBear.ai (Columbia, MD)
    …most complex challenges in national security and intelligence. We're looking for a Level 3 IT Engineer who thrives in dynamic environments and is passionate ... about building, maintaining, and optimizing mission-critical systems . If you're ready to lead innovative projects, shape...opportunity. What you will do As a senior IT Engineer , you'll play a key role in designing, implementing,… more
    BigBear.ai (08/29/25)
    - Related Jobs
  • Sentinel - Staff Engineer - Systems

    Northrop Grumman (Roy, UT)
    …of time as determined by the company to meet its business needs + Model Based Systems Engineer (MBSE) experience:* Minimum 3 years Cameo EA experience (or ... your career today. Northrop Grumman is seeking a **Staff Systems Engineer , Systems Architect** (T05...+ Experience with Software modeling + 4+ years of Systems engineering experience + Experience with complex system more
    Northrop Grumman (10/10/25)
    - Related Jobs
  • Principal Engineer Software

    Northrop Grumman (Aurora, CO)
    …advantage to the warfighter. Come be a part of our mission! Northrop Grumman Space Systems is seeking a Principal (level 3 ) _Software Engineer_ to join our team ... RELOCATION ASSISTANCE: Relocation assistance may be available CLEARANCE TYPE: Secret TRAVEL: Yes, 10% of the Time **Description** At Northrop Grumman, our employees… more
    Northrop Grumman (08/31/25)
    - Related Jobs